loading

Rated

Excellent

based on

85,278+

85.3k

reviews

Personalized Gift Cards Delivered With Love! — Create Now
Login
Register
Login
Register
CHEAPEST ONLINE KEYS  SINCE 2007!  SEE HOW

Instant Download

100% Money Back Guarantee

24/7 Support

Enter the Castle of Blackwater, a thrilling 2D action-packed social deduction game! Up to 10 players must navigate trust and betrayal as they complete tasks to escape. With unique roles, fact
Platform
  • platform Steam
Region
  • region Worldwide
Release Date
  • 25 Mar 2025
Delivery
  • download icon Instant Download

Castle of Blackwater PC Steam CD Key

In Stock - Limited stock available
$5.51 $2.57 53% OFF

Rated Excellent

5 Star

Based on 85,278+ reviews

  • Flawless Purchase to Activation Experience. 5 rating

    A reliable experience from purchase to activation. Consistently excellent.

    Casey H. Verified Buyer

  • Consistently Satisfying Digital Purchases. 5 rating

    Efficient purchase and prompt service—I’ve never been disappointed.

    Pat G. Verified Buyer

  • 15 Years of Trusted Service. 5 rating

    I've been a customer for 15 years. Unmatched service and reliable key delivery.

    Ava K. Verified Buyer

  • Quick PlayStation Plus Key Delivery. 5 rating

    I received my PlayStation Plus key promptly, and the setup was effortless.

    Alex P. Verified Buyer

  • Smooth Ordering Process for Gamers on the Go. 5 rating

    The ordering process was smooth and uncomplicated. Ideal for busy gamers.

    Jordan S. Verified Buyer

  • Seamless Windows 11 Pro Activation. 5 rating

    Windows 11 Pro worked perfectly out of the box—reliable and trustworthy.

    Jamie L. Verified Buyer

Share this product
Add to Wishlist

Instant Download

100% Money Back Guarantee

24/7 Support

Enter the Castle of Blackwater, a thrilling 2D action-packed social deduction game! Up to 10 players must navigate trust and betrayal as they complete tasks to escape. With unique roles, fact

Castle of Blackwater PC Steam CD Key

In Stock - Limited stock available
Platform
  • platform Steam
Region
  • region Worldwide
Delivery
  • delivery Instant Download
$5.51 $2.57 53% OFF

Rated Excellent

5 Star

Based on 85.3k+ reviews

  • Flawless Purchase to Activation Experience. 5 rating

    A reliable experience from purchase to activation. Consistently excellent.

    Casey H. Verified Buyer

  • Consistently Satisfying Digital Purchases. 5 rating

    Efficient purchase and prompt service—I’ve never been disappointed.

    Pat G. Verified Buyer

  • 15 Years of Trusted Service. 5 rating

    I've been a customer for 15 years. Unmatched service and reliable key delivery.

    Ava K. Verified Buyer

  • Quick PlayStation Plus Key Delivery. 5 rating

    I received my PlayStation Plus key promptly, and the setup was effortless.

    Alex P. Verified Buyer

  • Smooth Ordering Process for Gamers on the Go. 5 rating

    The ordering process was smooth and uncomplicated. Ideal for busy gamers.

    Jordan S. Verified Buyer

  • Seamless Windows 11 Pro Activation. 5 rating

    Windows 11 Pro worked perfectly out of the box—reliable and trustworthy.

    Jamie L. Verified Buyer

Important Notice :

Delivery time may take up to 24 h.

Enter the Castle of Blackwater, a thrilling 2D action-packed social deduction game! Up to 10 players must navigate trust and betrayal as they complete tasks to escape. With unique roles, factions, and abilities, players will form alliances or deceive others to survive. Utilize in-game tools and power-ups from beyond the grave to turn the tide in this battle of good versus evil. Who will you trust?

Watch and explore about Castle of Blackwater PC Steam CD Key

Windows System Requirements


MINIMUM SPECS

  • Requires a 64-bit processor and operating system
  • OS: Windows 7 x64bit
  • Processor: Intel Core2 Duo 2.4ghz+
  • Memory: 3 GB RAM
  • Graphics: Integrated graphics
  • DirectX: Version 9.0
  • Network: Broadband Internet connection
  • Storage: 3 GB available space
  • Additional Notes: Proximity chat req: 10Mbps up/down


Mac System Requirements


MINIMUM SPECS

  • OS: OSX 11 or later
  • Processor: Dual-core Intel i5 or Intel i7
  • Memory: 4 GB RAM
  • Graphics: Intel Integrated HD 6100 or higher
  • Network: Broadband Internet connection
  • Storage: 3 GB available space
  • Additional Notes: Proximity Chat requires a 10 Mbps Up/Down connection

RECOMMENDED SPECS

  • OS: OSX 13 or later
  • Processor: Apple M1 chip (8-core CPU)
  • Memory: 8 GB RAM
  • Graphics: Integrated Apple GPU (7-core or higher)
  • Network: Broadband Internet connection
  • Storage: 4 GB available space
  • Additional Notes: Proximity Chat requires a 10 Mbps Up/Down connection

  • Go to: http://store.steampowered.com/ and download the STEAM client.

  • Click "Install Steam" (from the upper right corner).

  • Install and start the application, then log in with your Account name and Password (create one if you don't have).

  • Please follow these instructions to activate a new retail purchase on Steam:

    • Launch Steam and log into your Steam account.
    • Click the Games Menu.
    • Choose Activate a Product on Steam...
    • Follow the onscreen instructions to complete the process.

  • After successful code verification, go to the "LIBRARY" tab and start downloading.

Ef Customer Reviews Write a Review

Be the first to review this product!

Why our Customers Love Us

Rated Excellent 5 Star
Rated 4.5 out of 5 based on 85,278+ reviews
  • 5 rating
    Huge savings on genuine software!

    Saved a ton on Office 2021. Got my key immediately and it activated without a hitch. EF is the real deal!

    by Thomas O. Verified Buyer

    5 rating
    Fast delivery and outstanding support

    Bought a PS Plus membership, code in seconds. Had a minor issue, support resolved it fast. Very impressed!

    by Chloe A. Verified Buyer

  • 5 rating
    Recommended by a friend, now I’m sold

    Doubted a deal this good, but a friend insisted. My Windows 10 Pro key arrived instantly and works perfectly.

    by Mark L. Verified Buyer

    5 rating
    Needed a key at 2am, got it instantly

    Bought Office 2021 at 2am and got my key immediately. I didn’t expect delivery at that hour. Outstanding!

    by Sophia Y. Verified Buyer

  • 5 rating
    Truly worldwide service you can trust

    Overseas but still got my code instantly. Xbox Live Gold code redeemed with no region issues. Impressed!

    by James C. Verified Buyer

    5 rating
    Got all I needed in one go at EF!

    Got Windows 10 Pro & Office 2021 far cheaper than retail. Both keys arrived instantly and activated fine.

    by Maria S. Verified Buyer

  • 5 rating
    Playing within minutes of purchase

    Got a Steam game key cheap. Code came instantly, I was playing within minutes of purchase. Can’t beat that!

    by Daniel W. Verified Buyer

    5 rating
    Legit keys at a fraction of the cost

    Bought Windows 11 Pro dirt cheap. Key arrived instantly and activated without issues. Truly 100% legit!

    by Ahmed H. Verified Buyer

  • 5 rating
    First purchase won me over completely

    First purchase, was cautious. Fast delivery and legit PS Plus code won me over. I’ll be a repeat buyer.

    by Lisa G. Verified Buyer

    5 rating
    Last-minute gifting made easy with EF

    Bought an Amazon gift card at a discount. Code arrived in seconds and worked perfectly. A lifesaver!

    by Jessica L. Verified Buyer

  • 5 rating
    Lightning-fast delivery, great deals

    Bought an Xbox Game Pass code at an unbeatable price. Arrived in my email within seconds. Beyond satisfied!

    by Alex P. Verified Buyer

    5 rating
    Too good to be true? Nope, it's legit

    Windows 11 Pro key seemed too cheap. 80k+ reviews convinced me to try them. Code arrived instantly and worked.

    by Emily T. Verified Buyer

Frequently Asked Questions

Why are your prices so low?
We buy in bulk and deliver everything digitally — no packaging, no postage, no middlemen. Just genuine products at unbeatable prices.
Yes — 100% genuine, sourced from trusted partners. Over 50,000 reviews and customers since 2007 back that up.
Almost instantly. 99% of orders are delivered for you to download straight away. A quick security check may delay rare cases slightly.
Nope! Everything is delivered digitally. Your code/key will be sent directly to your email and available in your dashboard.
Log into your account
Go to Your Dashboard (top right)
Click My Orders
Select your order to view your key(s)
Instant access, no waiting around.
No stress — if you ever have an issue, our support team is here 24/7. We'll either replace the key or issue a refund, fast.

Congratulations! Your bundle offer has been successfully claimed.

Redirecting to checkout in 5 seconds...

By continuing to use this site you automatically accept our privacy policy and terms and conditions